Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868620 | High-voltage pull-up device | James E. Kohl, Eric J. Wildi, Deva N. Pattanaya, Michael Adler | 1989-09-19 |
| 4811440 | Combination hood support, jack crank, lug wrench and wheel cover removal apparatus | — | 1989-03-14 |
| 4795917 | Low power high voltage driver circuit | James E. Kohl | 1989-01-03 |